题目内容
（请给出正确答案）
[主观题]
P300 is the brainwave ______.A．which may confirm that the person knows no details about th
P300 is the brainwave ______.
A．which may confirm that the person knows no details about the question
B．lack of which may confirm that the person knows details about the question
C．which may help prove that the suspect hasn't committed a crime
D．lack of which may mean that the suspect hasn't committed a crime
提问人：网友sudiwei
发布时间：2022-01-07
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